Dictionary Definition:
Vajira2 (m. & nt.) [cp. Sk. vajra=vajira1] a diamond A i.124 (˚ûpamacitta)=Pug 30; Dh 161; J iv.234; Miln 118, 267, 278; Mhvs 30, 95; KhA 110 (˚sankhāta -- kāya); DhA i.387 (˚panti row of diamonds), 392 sq.